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Finding the Fourth Proportional to 242,046.83, 334,028.91 and 134,616.90

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Solution

The fourth proportional to 242,046.83, 334,028.91 and 134,616.90 is: 185,773.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,046.83 : 334,028.91 = 134,616.90 : x
  2. Step 2: Convert to fraction form
    242,046.83/334,028.91 = 134,616.90/x
  3. Step 3: Cross multiply
    242,046.83x = 334,028.91 × 134,616.90
  4. Step 4: Simplify right side
    242,046.83x = 44,965,936,374.58
  5. Step 5: Solve for x
    x = 44,965,936,374.58/242,046.83
  6. Step 6: Final answer
    x = 185,773.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.